4820-00-202-9798
Check Valve
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Official Item Classification
- Name
- Check Valve
- (NSN) National Stock Number
- 4820-00-202-9798
- (FSG) Federal Supply Group
- 48 Valves
- (FSC) Federal Supply Classification
- 4820 Nonpowered Valves
- (INC) Item Name Code
- 05487
- (FIIG) Federal Item Identification Guide
- A530B0
- Date
- 01/01/1961 (65 years ago)
1.250 inches all ends nominal pipe size accommodated, threaded renewable seat ring type, disk flow control device, 550.0 fahrenheit single response maximum operating temp, weight disk loading method
Specs & Compatibility
1.250 inches all ends
disk
weight
threaded
550.0 fahrenheit single response
socket with brazing ring (pipe) all ends
automatic
unthreaded internal pipe all ends
horizontal
300.0 pounds per square inch 1st response
700.0 pounds per square inch 2nd response
copper alloy 922 body
copper alloy 922 stem
nickel alloy flow control device
nickel alloy seat
qq-c-390,alloy d4 fed spec single material response body
qq-c-390,alloy d4 fed spec single material response stem
steam 1st response
water-oil-gas 2nd response
straight thru
Replacement For
| Part Number | Description | |
|---|---|---|
| 4820-00-694-9837 | No Name Available | 01/01/1982 |
Regulatory Compliance
Precious metal content is unknown
The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
0005487
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